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116
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If you've ever tried planning a hiking trip around Mount Arlington, you know how quickly the options can become overwhelming. With so many trails to choose from, it's tough to figure out which ones are genuinely worth your time and effort, and which are just filler. We get it, and we're here to cut through the noise.
At komoot, our community has walked, mapped, and reviewed countless routes in the area, so we've done the legwork for you. This guide is your curated shortcut to the best hiking trails Mount Arlington has to offer, saving you the guesswork and pointing you straight to the highlights. You'll find everything from lakeside paths to dense woodlands and rocky highlands, with terrain that ranges from easy, family-friendly strolls to more challenging routes with moderate elevation changes. The area is particularly known for its trails that utilize former railroad beds, offering relatively flat and accessible options.
For a gentle, family-friendly option that's perfect for a relaxed afternoon, we'd start with the Jefferson Lake Loop, an easy 3.2 miles (5.2 km) path that winds through lovely natural scenery. If you're looking for a bit more of a challenge and a longer day out, the Jefferson Lake Bike Path, White and Teal Loop offers a moderate 7.6 miles (12.2 km) with some good climbs. With more than 35 routes mapped and over 100 hikers exploring the area with komoot, you're sure to find your next favorite adventure here.
Last updated: May 28, 2026
5
hikers
12.2km
03:19
170m
170m
The Jefferson Lake Bike Path, White and Teal Loop offers a refreshing escape into nature, winding through a mix of gravel, paved, and wooded paths. You'll enjoy wonderful views of Jefferson Lake, particularly as the trail circles the island, and pass through shaded forests, streams, and wetlands. This moderate 7.6-mile (12.2 km) hike, with 564 feet (172 metres) of elevation gain, typically takes about 3 hours and 19 minutes, making it a great option for a half-day outing.
Planning your visit to this trail, located in Allamuchy Mountain State Park, means being ready for varied terrain and sharing the path with cyclists. While specific parking information isn't detailed, the area is generally accessible. For those seeking broader vistas, the views of Lake Hopatcong are best enjoyed from fall through early spring, when the trees are less dense.
This loop is part of a larger network, with the Jefferson Lake Bike Path connecting to the Highland Trail and the Jefferson-Glen Bike Path linking to the Sussex Branch Trail. The presence of the "white trail" within the system, which may be part of this loop, offers unique access to Liffy Island via a boardwalk, adding an interesting feature to your exploration of the area.
1
hikers
21.1km
05:19
30m
30m
The West Morris Greenway offers a unique hiking experience, transforming from the open, bucolic farmland of Washington Township into the rugged, forested terrain near Rockaway Township. This 13.1-mile (21.1 km) route, rated difficult due to its sustained length, winds through peaceful woodlands and often runs alongside the Black River, providing a serene backdrop for your journey. You'll traverse varied surfaces like stone dust and dirt, with minimal elevation gain of just 98 feet (30 metres), making it a long but generally gentle path.
Planning your visit to the West Morris Greenway is straightforward; it's a multi-use trail welcoming pedestrians, bikers, and leashed dogs. While specific parking details aren't always prominent, numerous access points are available along its extensive length, so checking a map for the best trailhead is recommended. Expect to spend around 5 hours and 18 minutes on the trail, so pack enough water and consider an early start to enjoy the full experience without rush.
This greenway is notable for its historical significance, built upon old railroad beds from lines like the Chester Branch and the Mount Hope Mineral Railroad. It integrates with other regional networks, including the Patriot's Path, and passes through the Black River Wildlife Management Area, offering excellent opportunities for nature observation. The trail also incorporates ancient Native American routes and old mine roads, with evidence of ten important iron mines exposed nearby, adding a rich historical layer to your hike.

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1
hikers
24.7km
06:55
520m
430m
The Yellow, White, Green, and Sussex Branch Trail Loop offers a compelling blend of easy-going rail-trail and challenging mountain hiking. This difficult 15.3-mile (24.7 km) route, with its 1712 feet (522 metres) of elevation gain and estimated 6 hours and 54 minutes duration, takes you from the flat, unpaved former railroad bed of the Sussex Branch Trail, past scenic spots like Cranberry Lake, into the rugged, rocky terrain of Allamuchy Mountain State Park's blazed trails. You'll experience dense woodlands, open fields, and potentially views of Waterloo Village, making for a diverse and engaging day out.
Given that this is a self-assembled loop, always carry detailed maps to navigate the various trail connections effectively. The Sussex Branch Trail can be muddy or wet after rain, so appropriate footwear is a must, and the more technical sections within Allamuchy Mountain State Park demand good physical fitness. Autumn is a prime time to hike this loop, as the rail-trail sections are particularly vibrant with fall foliage.
This loop stands out for its unique combination of trail types, offering a comprehensive experience of the region's natural beauty and historical elements, such as the old railroad corridor. While the Sussex Branch Trail is multi-use and generally easy, the blazed trails within Allamuchy provide a more traditional, strenuous hiking challenge, making this route ideal for those who appreciate varied terrain and a full day's adventure.
1.49km
00:23
0m
0m
The Black River Park Trail offers a delightful, easy escape into nature, perfect for a quick refresh. This short 0.9-mile (1.5 km) hiking route guides you along the Black River, where you can admire lines of cedar trees and cross charming bridges. Keep an eye out for wildlife like swans and turtles often seen in the tranquil Black River Pond. The path is mostly soft dirt, providing a gentle and scenic experience for all.
Planning your visit to this easy trail is simple; it's a great option for a spontaneous outing. Parking is typically accessible at the park's entry points. The route is suitable for all seasons, but consider a visit during fall to enjoy the vibrant autumn leaves. It's a convenient and rewarding choice for a brief outdoor adventure near Succasunna.
This trail is part of the larger Black River Park system in New Jersey, known for its diverse terrain and natural beauty. While this specific segment is easy, the broader park features historical elements like the Cooper Mill and the Kay Environmental Center. It's a fantastic spot to observe local wildlife and connect with nature, even on a short walk.
4.0
(1)
10
hikers
5.20km
01:24
60m
60m
The Jefferson Lake Loop offers a delightful stroll through varied landscapes, circling the serene Jefferson Lake. You'll find yourself navigating a rocky talus trail on the eastern bank, providing direct access to the water, before transitioning to the dense old-growth forest on the western side. This easy 3.2-mile (5.2 km) hike, with a gentle 208 feet (64 metres) of elevation gain, typically takes just over an hour and 20 minutes, making it an ideal choice for a quick, scenic outing.
Planning your visit to the Jefferson Lake Loop is straightforward, but be aware there's a day-use fee to enter the recreation area. Given its popularity, especially for fishing and picnicking, arriving early is a good strategy to ensure parking. The trail is best enjoyed in the spring for its wildflowers or during the summer for pleasant weather, offering a peaceful escape not far from Denver.
Beyond the loop itself, the Jefferson Lake Recreation Area is a hub for outdoor activities, including camping and wildlife viewing. The trail also provides access to the larger Colorado Trail, opening up options for more extensive hikes. This area has seen restoration efforts after past fires, showcasing the resilience of the wilderness and adding a layer of natural history to your experience.
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A short uphill trail that connects Jefferson Lake with the White Trail.
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From here, you have great views of the Musconetcong River and surrounding hills. It's the perfect spot for a break!
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This is a beautiful lake. It is a very pleasant spot for a hike.
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Yes, there are over 25 hiking routes to explore in the Mount Arlington area. The trails range from easy lakeside strolls to more moderate forest loops, offering plenty of options for different fitness levels.
The hiking around Mount Arlington is defined by its variety. You'll find trails that wind through dense, shady forests and marshlands, especially in Allamuchy Mountain State Park. Other routes follow flat, historic railroad beds like the Ogden Mine Railroad Trail in Mahlon Dickerson Reservation. Many paths also offer scenic sections near lakes and rivers.
Absolutely. The area has many gentle trails perfect for a family outing. A great choice is the Jefferson Lake Loop, a relatively flat and short walk in Allamuchy Mountain State Park. The Lake Rogerene Trails within Mount Arlington itself are also specifically designed to be accessible for all ages and abilities.
For a more strenuous workout, the Waterloo Village via Highland Trail offers the most elevation gain among the local routes. It's a longer hike that takes you through the forested, rocky highlands of Allamuchy State Park. For a famously steep and rewarding climb, many locals head to the Stairway To Heaven trail a bit further afield.
Yes, the major parks in the area, including Allamuchy Mountain State Park and Mahlon Dickerson Reservation, are generally dog-friendly. However, dogs must be kept on a leash at all times. Always check the specific park regulations before you go and be prepared to clean up after your pet.
For expansive views, a popular trek is to Headley Overlook in Mahlon Dickerson Reservation, which is one of the highest points in Morris County and offers a vista of Lake Hopatcong. While many trails are deep in the forest, sections of the Highlands Trail that pass through the region also provide lovely viewpoints over the landscape.
Yes, there are several excellent loop hikes. The Allamuchy Loop is a popular moderate route that takes you on a circuit through the woodlands of Allamuchy Mountain State Park. Stephens State Park is also well-regarded for its multiple loop trails.
The area is highly rated by the komoot community. Hikers often praise the secluded, peaceful feel of the forests, especially in Allamuchy Mountain State Park and Mahlon Dickerson Reservation. The mix of terrain, from rugged paths to easy rail-trails, is also frequently mentioned as a major plus.
Most of the state and county parks, such as Allamuchy Mountain State Park, Mahlon Dickerson Reservation, and Hopatcong State Park, have designated parking areas for visitors. It's always a good idea to arrive earlier on weekends and holidays, as popular trailheads can fill up.
While the immediate Mount Arlington area is known more for its forests and lakes than for significant waterfalls, some smaller cascades and beautiful water features can be found along the rivers and streams within the larger parks, particularly after heavy rainfall. The Musconetcong River, which flows through Stephens State Park and near Allamuchy, provides a scenic waterside setting for hikes.
Accessing the trailheads in parks like Allamuchy Mountain and Mahlon Dickerson via public transportation can be challenging, as they are not typically located on direct bus or train routes. Driving is the most reliable way to reach the main parking areas for these extensive trail networks.
Besides the trails starting directly in town, hikers have several highly-regarded options nearby:


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